Subtract 63/14 from 7/54
1st number: 7/54, 2nd number: 4 7/14
7/54 - 63/14 is -118/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 14 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
7/54 = 7 × 7/54 × 7 = 49/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
63/14 = 63 × 27/14 × 27 = 1701/378 - Subtract the two like fractions:
49/378 - 1701/378 = 49 - 1701/378 = -1652/378 - After reducing the fraction, the answer is -118/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/54-63/14 7/54-63/28 21/54-63/14 7/54-63/42 35/54-63/14 7/54-63/70 49/54-63/14 7/54-63/98